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Finding the Fourth Proportional to 566.97, 848.82 and 521.61

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Solution

The fourth proportional to 566.97, 848.82 and 521.61 is: 780.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.97 : 848.82 = 521.61 : x
  2. Step 2: Convert to fraction form
    566.97/848.82 = 521.61/x
  3. Step 3: Cross multiply
    566.97x = 848.82 × 521.61
  4. Step 4: Simplify right side
    566.97x = 442,753.00
  5. Step 5: Solve for x
    x = 442,753.00/566.97
  6. Step 6: Final answer
    x = 780.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.